25060040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 60361200

約数和(自身を除く): 35301160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 137, 170, 269, 274, 340, 538, 548, 680, 685, 1076, 1096, 1345, 1370, 2152, 2329, 2690, 2740, 4573, 4658, 5380, 5480, 9146, 9316, 10760, 11645, 18292, 18632, 22865, 23290, 36584, 36853, 45730, 46580, 73706, 91460, 93160, 147412, 182920, 184265, 294824, 368530, 626501, 737060, 1253002, 1474120, 2506004, 3132505, 5012008, 6265010, 12530020, 25060040]

約数ペア:

[(1, 25060040), (2, 12530020), (4, 6265010), (5, 5012008), (8, 3132505), (10, 2506004), (17, 1474120), (20, 1253002), (34, 737060), (40, 626501), (68, 368530), (85, 294824), (136, 184265), (137, 182920), (170, 147412), (269, 93160), (274, 91460), (340, 73706), (538, 46580), (548, 45730), (680, 36853), (685, 36584), (1076, 23290), (1096, 22865), (1345, 18632), (1370, 18292), (2152, 11645), (2329, 10760), (2690, 9316), (2740, 9146), (4573, 5480), (4658, 5380)]